Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh doanh » hang doanh, chinh doanh, doanh doanh
cua phuong » cuu phuong, cuc phuong, luan phuong
hoc chieu » hoc thieu, ho chieu, hoc hien
doanh cua » doanh luan
san van » luan van, tran van, dang van
tan van » tran van, tang van, luan van

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu tinh - hanh doanh cua phuong cong ((san van) OR (tan van)) ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu tinh - hanh doanh cua phuong cong ((san van) OR (tan van)) ban*".